[linux-lvm] how to copy a snapshot, or restore snapshot without deleting it

Zdenek Kabelac zkabelac at redhat.com
Mon Jan 21 10:32:29 UTC 2019


Dne 18. 01. 19 v 1:53 Davis, Matthew napsal(a):
> Hi Zdenek,
> 
> I assumed that LVM thin snapshots would work like git branches.
> Since git also uses diffs on the backend, and git is popular with developers, the same kind of behaviour seems reasonable to me.
> 

Hi

There is very good reason why the git is not really a good tool for storing 
binary data...

Your use-case is 'very specific' sub-case of many different usability 
scenarios you can do with lvm2 -  so while you might see some potential 
benefit if the lvm2 would work more closely to git logic,
it would look terrible in many other situations.

Zdenek




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